                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}\\
                    &\multicolumn{1}{c}{Saving IVR}&\multicolumn{1}{c}{Mobile banking IVR}\\
\midrule
Number of calls in which listened to main pitch&        4.38&        3.71\\
                    &     (2.821)&     (2.752)\\
\addlinespace
Listened to main pitch of at least 1 call&        0.90&        0.87\\
                    &     (0.304)&     (0.339)\\
\addlinespace
Listened to main pitch of at least 2 calls&        0.82&        0.75\\
                    &     (0.388)&     (0.436)\\
\addlinespace
Listened to main pitch of at least 3 calls&        0.71&        0.61\\
                    &     (0.455)&     (0.488)\\
\addlinespace
Listened to main pitch of at least 4 calls&        0.59&        0.48\\
                    &     (0.492)&     (0.499)\\
\addlinespace
Listened to main pitch of at least 5 calls&        0.46&        0.36\\
                    &     (0.499)&     (0.481)\\
\addlinespace
Listened to main pitch of at least 6 calls&        0.36&        0.26\\
                    &     (0.480)&     (0.441)\\
\addlinespace
Listened to main pitch of at least 7 calls&        0.26&        0.18\\
                    &     (0.438)&     (0.383)\\
\addlinespace
Listened to main pitch of at least 8 calls&        0.16&        0.12\\
                    &     (0.367)&     (0.321)\\
\addlinespace
Listened to main pitch of at least 9 calls&        0.09&        0.07\\
                    &     (0.287)&     (0.247)\\
\addlinespace
Listened to main pitch of all 10 calls&        0.04&        0.03\\
                    &     (0.187)&     (0.164)\\
\addlinespace
Average listening time (s)&       68.62&       89.07\\
                    &    (34.612)&    (51.994)\\
\addlinespace
Total call length (s)&       76.80&      144.40\\
                    &     (0.000)&     (0.000)\\
\addlinespace
Main pitch length (s)&       37.70&       53.20\\
                    &     (0.000)&     (0.000)\\
